#include <iostream>
using namespace std;


struct Student{

  string name;
  int score;

  bool operator<(const Student &otherStudent){
    return score < otherStudent.score;
  }
  friend ostream& operator<<(ostream &os, const Student &student){
    os<<"Student: "<<student.name<<":"<<student.score<<endl;
    return os;
  }
};